Proof Research 260 Rem 16″ Carbon Fiber Pre-Fit Barrel for Sig Cross

Proof Research’s pre-fit carbon fiber barrel is built for the Sig Cross platform and chambered in 260 Rem. The 16″ barrel features a 1:8″ rate of twist and 5-groove rifling intended to support a range of bullet weights suitable for precision shooting contexts. Its drop-in design is intended to simplify installation and enable correct headspacing without permanent gunsmithing.

Key Specifications

• The barrel is chambered for 260 Rem.
• The barrel length is 16″.
• The rate of twist is 1:8″.
• The bore uses 5-groove rifling.
• The barrel is a Pre-Fit type designed for straightforward installation.
• The finish is Carbon Fiber.
• The muzzle is threaded 5/8″-24 tpi.
• The design is Drop-In for Sig Cross compatibility.
• Intended for Bolt Action rifle platforms.

Engineered to integrate with Sig Cross rifles, this Proof Research pre-fit barrel combines match-oriented rifling and a threaded muzzle in a ready-to-install package. It is a practical choice for informed, no-nonsense shooters seeking a high-quality barrel option that supports accurate, repeatable performance in precision shooting applications.